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Groups > linux.kernel > #1653594
| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [patch 12/26] posix-timers: Add timer_rearm() callback |
| Date | 2017-05-30 23:50 +0200 |
| Message-ID | <tMXbB-4e6-51@gated-at.bofh.it> (permalink) |
| References | <tMXbz-4e6-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add a timer_rearm() callback which is used to make the rescheduling of
posix interval timers independent of the underlying clock implementation.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
include/linux/posix-timers.h | 36 ++++++++++++++++++++----------------
1 file changed, 20 insertions(+), 16 deletions(-)
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -101,23 +101,27 @@ struct k_itimer {
} it;
};
-struct k_clock {
- int (*clock_getres) (const clockid_t which_clock, struct timespec64 *tp);
- int (*clock_set) (const clockid_t which_clock,
- const struct timespec64 *tp);
- int (*clock_get) (const clockid_t which_clock, struct timespec64 *tp);
- int (*clock_adj) (const clockid_t which_clock, struct timex *tx);
- int (*timer_create) (struct k_itimer *timer);
- int (*nsleep) (const clockid_t which_clock, int flags,
- struct timespec64 *, struct timespec __user *);
- long (*nsleep_restart) (struct restart_block *restart_block);
- int (*timer_set) (struct k_itimer *timr, int flags,
- struct itimerspec64 *new_setting,
- struct itimerspec64 *old_setting);
- int (*timer_del) (struct k_itimer *timr);
#define TIMER_RETRY 1
- void (*timer_get) (struct k_itimer *timr,
- struct itimerspec64 *cur_setting);
+
+struct k_clock {
+ int (*clock_getres)(const clockid_t which_clock,
+ struct timespec64 *tp);
+ int (*clock_set)(const clockid_t which_clock,
+ const struct timespec64 *tp);
+ int (*clock_get)(const clockid_t which_clock,
+ struct timespec64 *tp);
+ int (*clock_adj)(const clockid_t which_clock, struct timex *tx);
+ int (*timer_create)(struct k_itimer *timer);
+ int (*nsleep)(const clockid_t which_clock, int flags,
+ struct timespec64 *, struct timespec __user *);
+ long (*nsleep_restart)(struct restart_block *restart_block);
+ int (*timer_set)(struct k_itimer *timr, int flags,
+ struct itimerspec64 *new_setting,
+ struct itimerspec64 *old_setting);
+ int (*timer_del)(struct k_itimer *timr);
+ void (*timer_get)(struct k_itimer *timr,
+ struct itimerspec64 *cur_setting);
+ void (*timer_rearm)(struct k_itimer *timr);
};
void run_posix_cpu_timers(struct task_struct *task);
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[patch 00/26] alarmtimers/posixtimers: Bug fixes and spec conformity changes Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[patch 09/26] posix-timers: Unify overrun/requeue_pending handling Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Unify overrun/requeue_pending handling tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 19/26] posix-timers: Add cancel/arm callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Add cancel/arm callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 11/26] posix-timers: Store k_clock pointer in k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Store k_clock pointer in k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 24/26] alarmtimer: Implement try_to_cancel callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Implement try_to_cancel callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 08/26] posix-timers: Move posix-timer internals to core Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
Re: [patch 08/26] posix-timers: Move posix-timer internals to core Christoph Hellwig <hch@infradead.org> - 2017-05-31 17:40 +0200
[tip:timers/core] posix-timers: Move posix-timer internals to core tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
[patch 17/26] posix-timers: Make use of forward/remaining callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Make use of forward/remaining callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 07/26] posix-timers: Cleanup struct k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Cleanup struct k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
[patch 02/26] alarmtimer: Rate limit periodic intervals Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/urgent] alarmtimer: Rate limit periodic intervals tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:30 +0200
[tip:timers/urgent] alarmtimer: Rate limit periodic intervals tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:40 +0200
[patch 14/26] posix-timers: Use timer_rearm() callback in posixtimer_rearm() Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Use timer_rearm() callback in posixtimer_rearm() tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 04/26] posix-timers: Remove unused export of posix_timer_event() Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Remove unused export of posix_timer_event() tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
[patch 23/26] alarmtimer: Implement remaining callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Implement remaining callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 13/26] posix-timers: Rename do_schedule_next_timer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Christoph Hellwig <hch@infradead.org> - 2017-05-31 17:40 +0200
Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Thomas Gleixner <tglx@linutronix.de> - 2017-06-01 23:00 +0200
Re: [patch 13/26] posix-timers: Rename do_schedule_next_timer Christoph Hellwig <hch@infradead.org> - 2017-06-02 09:10 +0200
[tip:timers/core] posix-timers: Rename do_schedule_next_timer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 22/26] alarmtimer: Implement forward callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Implement forward callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 03/26] alarmtimer: Remove pointless config conditional Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Remove pointless config conditional tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
[patch 26/26] alarmtimer: Switch over to generic set/get/rearm routine Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Switch over to generic set/get/rearm routine tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 06/26] posix-timers: Avoid gazillions of forward declarations Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Avoid gazillions of forward declarations tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:20 +0200
[patch 12/26] posix-timers: Add timer_rearm() callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Add timer_rearm() callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 01/26] alarmtimer: Prevent overflow of relative timers Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/urgent] alarmtimer: Prevent overflow of relative timers tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:30 +0200
[tip:timers/urgent] alarmtimer: Prevent overflow of relative timers tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-04 15:40 +0200
[patch 15/26] posix-timers: Add active flag to k_itimer Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Add active flag to k_itimer tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 16/26] posix-timers: Add forward/remaining callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Add forward/remaining callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 25/26] alarmtimer: Implement arm callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Implement arm callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 21/26] alarmtimer: Implement timer_rearm() callback Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] alarmtimer: Implement timer_rearm() callback tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 10/26] posix-timers: Move interval out of the union Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Move interval out of the union tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 20/26] posix-timers: Make use of cancel/arm callbacks Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Make use of cancel/arm callbacks tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
[patch 18/26] posix-timers: Zero settings value in common code Thomas Gleixner <tglx@linutronix.de> - 2017-05-30 23:50 +0200
[tip:timers/core] posix-timers: Zero settings value in common code tip-bot for Thomas Gleixner <tipbot@zytor.com> - 2017-06-05 10:30 +0200
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